Straights.... (pokerhand test - example loop)

all-straights.js

const ranks = '23456789TJQKA';
const suits = '♥♦♣♠';

// Fake class for hand
// replace with importing real class
class Hand {
  constructor() {
    console.log([...arguments])
  }
}

// Move to straight test
for (let suit of suits) {
  for (let rank of 'A23456789T') {
    let ranksForHand = '';
    if (rank === 'A') { ranksForHand = 'A2345'; }
    else {
      let index = ranks.indexOf(rank);
      ranksForHand += ranks.slice(index, index + 5);
    }
    new Hand(...[...ranksForHand].map(x => suit + x));
  }
}